Acoustic schwannoma (large with intratumoral hemorrhage)

Discussion:

Diagnosis of acoustic schwannoma was proven following resection.

Histology:

Spindle cell proliferation with irregular nuclei and occasional palisading. Sclerotic, hyalinized  blood vessels. Focal chronic inflammation with perivascular lymphoid infiltrates and hemosiderin-laden macrophages.

Final diagnosis: Acoustic schwannoma 

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